Packaging block



FIG. 1 is a perspective view of a packaging block showing my new design, the broken lines illustrate a mirror image packaging block, and the bottom portion of the inside of a refrigerator compartment, which is the environment of the invention and forms no part of the claimed design;

FIG. 2 is an isometric view of the packaging block;

FIG. 3 is a top view thereof;

FIG. 4 is a right side elevation view thereof;

FIG. 5 is a left side elevation view thereof;

FIG. 6 is a bottom view thereof;

FIG. 7 is a front end view thereof; and,

FIG. 8 is an inverted rear end view thereof. 

The ornamental design for a packaging block, as shown and described. 